A freeware n-gram and p-frame (open-slot n-gram) generation tool. The functionality of this tool has now been added to AntConc including improvements. I recommend you use AntConc for future work.
FireAnt (Filter, Identify, Report, and Export Analysis Toolkit) is a freeware social media and data analysis toolkit with built-in visualization tools including time-series, geo-position (map), and network (graph) plotting. Note that Twitter data collection is not currently available due to recent changes in Twitter policies.
A receptive vocabulary size test using picture choices and oral and written cues designed for pre-literate or literate native speakers and non-native speakers of English. The 20,000 level version can be used with native-speakers of any age. The test was created in collaboration with Paul Nation of Victoria University of Wellington, New Zealand. Remember to download BOTH the main program and one or more test sets.
A freeware Japanese and Chinese segmenter (segmentation/tokenizing) tool. The functionality of this tool has now been added to TagAnt including improvements. I recommend you use TagAnt for future work.